Question about iPhone 13 - 497083

Hallo i buy here iphone 13 512 Gb , and my phone come with defect. I return this phone in Galaxus . After answer from service centre a phone have real defect and can't be restored. So now a company Galaxus whant give me a money back. But I need a phone , a new phone for the same price . I don't understand, why Galaxus can't give me one new and what to return me a money. I have a video and photo prouve of this defect from first day but nobody interesting to see my prouve and what just give back a money. A problem is next, I buy this product for another price , then it is now. Why Galaxus can't replace me a defect phone one new for a same price when I buy it ? Its not normal